How severe is CVE-2025-4383?

CVE-2025-4383 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.

Is CVE-2025-4383 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-4383?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-4383 have an EU (EUVD) identifier?

Yes. CVE-2025-4383 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19046.

When was CVE-2025-4383 published?

CVE-2025-4383 was published on 2025-06-24 and last updated on 2026-06-17.

CVE-2025-4383

CVE-2025-4383 is a critical-severity vulnerability with a CVSS 3.x base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-307.

Key facts

Severity: Critical (CVSS 3.x base score 9.3)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-19046
Weakness: CWE-307
Published: 2025-06-24
Last modified: 2026-06-17

Description

Improper Restriction of Excessive Authentication Attempts vulnerability in Art-in Bilişim Teknolojileri ve Yazılım Hizm. Tic. Ltd. Şti. Wi-Fi Cloud Hotspot allows Authentication Abuse, Authentication Bypass. This issue affects Wi-Fi Cloud Hotspot: before 30.05.2025.

Frequently asked questions

What is CVE-2025-4383?: Improper Restriction of Excessive Authentication Attempts vulnerability in Art-in Bilişim Teknolojileri ve Yazılım Hizm. Tic. Ltd. Şti. Wi-Fi Cloud Hotspot allows Authentication Abuse, Authentication Bypass. This issue affects Wi-Fi Cloud Hotspot: before 30.05.2025.
How severe is CVE-2025-4383?: CVE-2025-4383 has a CVSS 3.x base score of 9.3, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.
Is CVE-2025-4383 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-4383?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-4383 have an EU (EUVD) identifier?: Yes. CVE-2025-4383 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19046.
When was CVE-2025-4383 published?: CVE-2025-4383 was published on 2025-06-24 and last updated on 2026-06-17.

References

Other CWE-307 (Improper Restriction of Excessive Authentication Attempts) vulnerabilities

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